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74LVCE161284VRE4 데이터시트(PDF) 6 Page - Texas Instruments |
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74LVCE161284VRE4 데이터시트(HTML) 6 Page - Texas Instruments |
6 / 16 page www.ti.com Electrical Characteristics SN74LVCE161284 19-BIT IEEE STD 1284 TRANSLATION TRANSCEIVER WITH ERROR-FREE POWER UP SCES541 – JANUARY 2004 – REVISED MARCH 2005 over recommended operating free-air temperature range (unless otherwise noted) VCC PARAMETER TEST CONDITIONS VCC MIN TYP(1) MAX UNIT CABLE All inputs except the C inputs 0.4 ∆V t and HOST LOGIC IN Hysteresis 3.3 V 5 V V HOST LOGIC IN 0.2 (VT+ – VT–) C inputs 0.8 3 V 3 V 2.23 HD high, B and Y outputs IOH = –14 mA 3.3 V 4.7 V 2.4 IOH = –4 mA 2.4 HD high, A outputs, and VOH 3 V 3 V V HOST LOGIC OUT IOH = –50 µA 2.8 3.15 V 3.15 V 3.1 PERI LOGIC OUT IOH = –0.5 mA 3.3 V 4.7 V 4.5 B and Y outputs IOL = 14 mA 0.77 IOL = 50 µA 0.2 A outputs and VOL 3 V 3 V V HOST LOGIC OUT IOL = 4 mA 0 4 PERI LOGIC OUT IOL = 84 mA 0.9 VI = VCC 50 µA C inputs 3.6 V VI = GND II 3.6 V –3.5 mA (pullup resistors) All inputs except B or C inputs VI = VCC or GND 5.5 V ±1 µA A1–A8 VO = VCC or GND ±20 5.5 V µA VO = VCC CABLE 50 B outputs VO = GND IOZ 3.6 V –3.5 (pullup resistors) 3.6 V mA VO = GND Open-drain Y outputs –3.5 (pullup resistors) VO = 5.5 V 350 µA IOZPU B and Y outputs 0 to 1.5 V(2) 0 to 1.5 V(2) VO = GND –5 mA VO = 5.5 V 350 µA IOZPD B and Y outputs 0 to 1.5 V(2) 0 to 1.5 V(2) VO = GND –5 mA Power-down input leakage, VI or VO = 0 to 3.6 V 100 except A1–A8 or B1–B8 inputs Ioff 0 0 µA Power-down output leakage, VI or VO = 0 to 5.5 V 100 B1–B8 and Y9–Y13 outputs 3.6 V 45 VI = GND (12 × pullup) ICC 3.6 V 5.5 V 70 mA VI = VCC, IO = 0 3.6 V 0.8 ZO B1–B8, Y9–Y13 IOH = –35 mA 3.3 V 3.3 V 36 Ω VO = 0 V R pullup B1–B8, Y9–Y13, C14–C17 3.3 V 3.3 V 1.15 1.65 k Ω (in high-impedance state) A9–A13, DIR, HD, 6.5 PERI LOGIC IN Ci VI = VCC or GND 3.3 V 5 V pF HOST LOGIC IN 4 A1–A8 8 Cio VO = VCC or GND 3.3 V 5 V pF B1–B8 13 (1) Typical values are measured at TA = 25°C. (2) Connect the VCC pin to the VCC CABLE pin. 6 |
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